cccc cccl cccp cccs cccu ccee ccel cclc ccls ccpe ccpl ccpp ccpr ccps ccrc ccre ccrl ccrp ccrs ccsl ccsp ccss ccuc ccup ccus cec- cece cecp cecs ceec ceel cees cel- celc cele cell cels cepc cepe cepp cepr ceps cer- cerc cere cerl cerp cers cesc cese cesp cesr cess clec clee clep cler cles cleu clpp clrs clsc clue cpce cpcs cpcu cpep cper cplc cpls cpps cpre cprs cpsc cpsl cpsr cpsu cpus crcc crce crcr cre- crec cree crep cres creu crls crpc crps crsp crss crue crup crus cscc csce cscl cscr cscs csec csee csep cser cslp cslr cslu cspc cspe csps csrc csrs csse cssr csup csur csus cucc cuce cuer cues culc cule cull culp culs cupe cupl cupp cupr cups cure curl curr curs cusp cuss cusu e-cl eccc ecce eccl eces ecpp ecrc ecrl ecrr ecru ecsc ecse ecsp ecss ecsu ecus eecs eeee eees eele eels eeps eerc eers eese el-p elce elec elee eler eles elle ells ellu elpe else elsu elue elul elus epcc epec epee eper epes eple epll eppc eppp epps eprp eprs epsc epsp epss epus ercc erce ercp erec erel erer eres erle erll erpe erps errc erre errs erse eruc erur erus esce escr escs escu esee esel eser eses eslp espc espe espp esps esse essl essp essu esus euer eule eur- eurc eure euse lccc lcce lccs lcer lces lcls lcpc lcpl lcps lcrl lcrs lcsc lcsp lcsr le-u lece leel leep leer lees lele lell lelu lepe lepp leps lerc lere lerp lese less lesu leuc leur llcc llcs lles lleu lllc llll llps lpec lppl lprp lpsc lpss lrcs lrps lrpu lrrc lrrr lrse ls-r lscs lses lspl lspr lsrc lssp lssr luce lucs luer lues lule lull lulu lupe lupu lure lurs luse luss luup pccc pcce pccl pccs pcep pcer pcll pcpp pcps pcrc pcre pcrl pcse pece pecl pecr pecs peec peel peep peer pees pel- pele pell pels pelu pepe peps per- perc pere perl perp perr pers peru pese pess pesu peul peur plcc plce ple- plec plee ples pleu plpp plss plue plup plur plus ppcc ppcs pper pple pppp ppps pprc ppru ppss ppur prcc prcp prcs pre- prec pree prel prep pres preu prle prlr prls prps prrs prsc prse prsl prss prue prus pruu pscu psec psel pspp pspr psps psrp pssc psse pu-e puce puel puer pueu pule pull pulp puls pulu pupe pupl pups pupu pur- pure purl purp purr purs puru puss puuc rccc rccs rcep rcle rcls rcps rcsc rcsl rcss recc rece recp recr recs recu reel reep rees rele rell relp rels repe repl repp repr reps repu rere rers reru rese resp ress reue reul reup reus reuu rlcs rlee rleu rlls rpcs rpls rpps rrle rrrr rrsp rscc rscs rsee rslc rslp rsps rsre rssl ruce ruel ruer rues rule rull rupe rupp rurc rure rurp rurs ruru ruse russ rusu sccc scce sccl sccp sccs scec scee scel scep scer scl- sclc scls scpe scpl scps scr- scrc scre scrs scsc scsl scsr scsu scul scup scur se-c se-e se-s se-u sec- secc sece secr secs secu seec seel seep seer sees seeu sele sell sels selu sepe sepp sepr seps sepu serc sere serp serr sers seru sesc sese sess seul seur slcc slcu slee slep sler sles sllp slpp slps slrc slre slrp slrs slsc slsu sluc slue slup slur spcc spcs spec spee spel sper spes splc sple splp splr spls spps sprs spse spsp spss spue spur spus srcc srec sres srpc srps srsp sscc ssce sscp sscs ssec ssee ssep sses sslc ssle sslp sspc sspe sspl ssps ssrc ssrl ssrs sssc ssss suc- succ sucr sucs suee suel suer sues sueu sul- sulc sule sull sulp sulu sup- supe supp supr sups sur- surc sure surp surr surs suru sus- suse susp suss susu suus u-rp uccp ucel uces ucrc ucsc ucsu uele uell uers uess ulcc ulee ules ulle ullr ulul ulus upcs uppc uppe uppp uppu upsc upse upup ure- ures urle urls urre urse urss ursu urup urur urus uscc usce uscs usee usel user uses usle uslp uslu uspc uspp usps ussc usse ussr usss ussu usul usus uucp uulu uuuu